<template>
  <div class="container">
    <el-card>
      <!-- 导航栏 -->
      <el-row :gutter="10">
        
          <!-- 搜索框 -->
          
            <el-form ref="subjectFrom" :model="queryList" label-width="80px">
              <el-col :span="5">
              <el-form-item label="标签名称">
                <el-input
                  class="inputCol"
                  v-model="queryList.keyword"
                  placeholder="请根据文章标题搜索"
                ></el-input>
              </el-form-item>
              </el-col>
              <el-col :span="5">
              <el-form-item label="状态">
                <el-select v-model="queryList.state" placeholder="请选择">
                  <el-option label="已启用" :value="1"></el-option>
                  <el-option label="已禁用" :value="0"></el-option>
                </el-select>
              </el-form-item>
              </el-col>
            </el-form>

        <el-col :span="8">
          <el-button size="small" class="colInput" plain @click="resetInput"
              >清除</el-button
            >
            <el-button
              size="small"
              class="colInput"
              type="primary"
              @click="getArticleList"
              >搜索</el-button
            >
        </el-col>
        <el-col :span="6">
          <el-button
            class="colright"
            size="mini"
            type="success"
            icon="el-icon-edit"
            @click="addDialogVisible = true"
            >新增技巧</el-button
          >
        </el-col>
      </el-row>

      <!-- 消息文案 -->
      <el-alert
        :title="`数据一共 ${counts} 条`"
        :closable="false"
        type="info"
        show-icon
      ></el-alert>

      <!-- 表格区域 -->
      <el-table :data="articlesList" style="width: 100%">
        <el-table-column type="index" label="序号"></el-table-column>
        <el-table-column label="文章标题" width="440">
          <template slot-scope="scope">
            {{ scope.row.title }}
            <i
              @click="video(scope.row.videoURL)"
              v-if="scope.row.videoURL"
              class="fa fa-film"
              aria-hidden="true"
            ></i>
          </template>
        </el-table-column>
        <el-table-column prop="visits" label="阅读数"></el-table-column>
        <el-table-column prop="username" label="录入人"></el-table-column>
        <el-table-column prop="createTime" label="录入时间">
          <template slot-scope="scope">
            {{ scope.row.createTime | parseTimeByString }}
          </template>
        </el-table-column>
        <el-table-column prop="state" label="状态">
          <template slot-scope="scope">{{
            scope.row.state == 1 ? "已启用" : "已禁用"
          }}</template>
        </el-table-column>
        <el-table-column label="操作">
          <template slot-scope="scope">
            <el-button type="text" @click="previewArt(scope.row)"
              >预览</el-button
            >
            <el-button type="text" @click="editState(scope.row)">{{
              scope.row.state === 1 ? "禁用" : "启用"
            }}</el-button>
            <el-button
              type="text"
              :disabled="scope.row.state === 1"
              @click="editArt(scope.row)"
              >修改</el-button
            >
            <el-button
              type="text"
              :disabled="scope.row.state === 1"
              @click="deleteArt(scope.row)"
              >删除</el-button
            >
          </template>
        </el-table-column>
      </el-table>

      <!-- 分页区域 -->
      <pagination-add
        :page="queryList.page"
        :pagesize="queryList.pagesize"
        :counts="counts"
        @handleSizeChange="handleSizeChange"
        @handleCurrentChange="handleCurrentChange"
      />
    </el-card>

    <!-- 添加弹框 -->
    <el-dialog
      title="添加文章"
      :visible.sync="addDialogVisible"
      width="50%"
      @close="resetAddArt"
    >
      <!-- 表单区域 -->
      <el-form
        :model="articlesForm"
        :rules="articlesFormRules"
        ref="articlesFormRef"
        label-width="80px"
        class="demo-ruleForm"
      >
        <el-form-item label="文章标题" prop="title" class="elform">
          <el-input
            v-model="articlesForm.title"
            placeholder="请输入文章标签"
          ></el-input>
        </el-form-item>
        <el-form-item label="文章标题" prop="articleBody" class="elform">
          <quill-editor
            style="margin-left: 0px"
            v-model="articlesForm.articleBody"
            ref="myQuillEditor"
          ></quill-editor>
        </el-form-item>
        <el-form-item label="视频地址" class="elform">
          <el-input
            v-model="articlesForm.videoURL"
            placeholder="请输入视频地址"
          ></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addArticlesFrom">确 定</el-button>
      </span>
    </el-dialog>

    <!-- 修改弹框 -->
    <el-dialog
      title="添加文章"
      :visible.sync="editDialogVisible"
      width="50%"
      @close="resetEditArt"
    >
      <!-- 表单区域 -->
      <el-form
        :model="editArticlesForm"
        :rules="articlesFormRules"
        ref="editArticlesFormRef"
        label-width="80px"
        class="demo-ruleForm"
      >
        <el-form-item label="文章标题" prop="title" class="elform">
          <el-input
            v-model="editArticlesForm.title"
            placeholder="请输入文章标签"
          ></el-input>
        </el-form-item>
        <el-form-item label="文章标题" prop="articleBody" class="elform">
          <quill-editor
            style="margin-left: 0px"
            v-model="editArticlesForm.articleBody"
            ref="myQuillEditor"
          ></quill-editor>
        </el-form-item>
        <el-form-item label="视频地址" class="elform">
          <el-input
            v-model="editArticlesForm.videoURL"
            placeholder="请输入视频地址"
          ></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editArticlesFrom">确 定</el-button>
      </span>
    </el-dialog>

    <!-- 预览框 -->
    <el-dialog
      title="预览文章"
      :visible.sync="previewDialogVisible"
      width="51.5%"
    >
      <!-- 主体区域 -->
      <div class="preview-box">
        <div class="preview-title">{{ articlesInfo.title }}</div>
        <div class="preview-nav">
          <span>{{ articlesInfo.createTime }}</span>
          <span>{{ articlesInfo.username }}</span>
          <span class="el-icon-view"></span>
          <span>{{ articlesInfo.visits }}</span>
        </div>
        <div class="preview-content" v-html="articlesInfo.articleBody"></div>
      </div>
    </el-dialog>

    <!-- 视频区域 -->
    <div class="video" v-if="videoUrl">
      <div class="video-ico" @click="closeVideo()">
        <span class="el-icon-close"></span>
      </div>
      <div class="video-box">
        <video autoplay :src="videoUrl"></video>
      </div>
    </div>
  </div>
</template>

<script>
import { quillEditor } from "vue-quill-editor";
import "quill/dist/quill.snow.css";
import PaginationAdd from "../components/Pagination/pagination-add";
import Article from "../../api/hmmm/articles";
export default {
  name: "Articles",
  components: {
    quillEditor,
    PaginationAdd,
  },
  data() {
    return {
      // 预览对话的框
      previewDialogVisible: false,

      // 修改弹框的显示
      editDialogVisible: false,
      // 修改表的数据
      editArticlesForm: {
        title: "",
        articleBody: "",
        videoURL: null,
        id: "",
      },

      // 添加验证
      articlesFormRules: {
        title: [
          { required: true, message: "请输入活动名称", trigger: "blur" },
          {
            min: 3,
            max: 18,
            message: "长度在 3 到 18 个字符",
            trigger: "blur",
          },
        ],
        articleBody: [
          { required: true, message: "请输入活动名称", trigger: "blur" },
        ],
      },

      // 添加框数据
      articlesForm: {
        title: "",
        articleBody: "",
        videoURL: null,
      },

      // 视频路径
      videoUrl: null,
      // 总条数
      counts: 0,
      // 面试文章总数据
      articlesList: [],
      // 请求数据参数
      queryList: {
        page: 1,
        pagesize: 10,
        keyword: "",
        state: null,
      },
      // 新增弹框
      addDialogVisible: false,
      // 点击当前预览的数据
      articlesInfo: [],
    };
  },
  created() {
    this.getArticleList();
  },
  methods: {
    // 点击预览
    previewArt(row) {
      this.articlesInfo = row;
      console.log(this.articlesInfo);
      this.previewDialogVisible = true;
    },

    // 修改的重置
    resetEditArt() {
      this.$refs.editArticlesFormRef.resetFields();
    },

    // 点击删除
    async deleteArt(row) {
      const configRuselt = await this.$confirm(
        "此操作将永久删除该文章, 是否继续?",
        "提示",
        {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning",
        }
      ).catch((err) => err);
      if (configRuselt !== "confirm") {
        return this.$message("您取消了删除操作!");
      }
      try {
        await Article.remove(row);
        this.$message.success("删除成功!");
        const totalPage = Math.ceil(
          (this.counts - 1) / this.queryList.pagesize
        );
        this.queryList.page =
          this.queryList.page > totalPage ? totalPage : this.queryList.page;
        this.queryList.page = this.queryList < 1 ? 1 : this.queryList.page;
        this.getArticleList();
      } catch (e) {
        this.$message.error("删除失败!");
      }
    },

    // 点击修改弹框显示
    editArt(row) {
      console.log(row);
      this.editArticlesForm.title = row.title;
      this.editArticlesForm.articleBody = row.articleBody;
      this.editArticlesForm.videoURL = row.videoURL;
      this.editArticlesForm.id = row.id;
      this.editDialogVisible = true;
    },

    // 点击修改请求
    async editArticlesFrom() {
      try {
        await Article.update(this.editArticlesForm);
        this.$message.success("修改文章成功");
        this.editDialogVisible = false;
        this.getArticleList();
      } catch (e) {
        this.$message.success("修改文章失败");
      }
    },

    // 点击添加请求
    async addArticlesFrom() {
      try {
        await Article.add(this.articlesForm);
        this.$message.success("新增文章成功");
        this.addDialogVisible = false;
        this.getArticleList();
      } catch (e) {
        this.$message.success("新增文章失败");
      }
    },
    // 重置添加表单
    resetAddArt() {
      this.$refs.articlesFormRef.resetFields();
      this.articlesForm.articleBody = "";
      this.articlesForm.videoURL = "";
    },

    // 切换状态
    async editState(row) {
      try {
        await Article.changeState({
          id: row.id,
          state: row.state === 1 ? 0 : 1,
        });
        this.$message.success("操作成功");
        row.state = row.state === 1 ? 0 : 1;
      } catch (e) {
        this.$message.error("请求错误!");
      }
    },

    // 点击清除按钮清除
    resetInput() {
      this.queryList.keyword = "";
      this.queryList.state = null;
      this.getArticleList();
    },

    // 点击表格图标显示
    closeVideo() {
      this.videoUrl = null;
    },

    // 点击视频图标关闭
    video(row) {
      this.videoUrl = row;
    },

    // 获取文章的列表
    async getArticleList() {
      try {
        const { data } = await Article.list(this.queryList);
        // data.items.forEach(item => {
        //   item.createTime = this.$dayjs(item.createTime).format(
        //     "YYYY-MM-DD hh:mm:ss"
        //   );
        // });
        this.articlesList = data.items;
        this.counts = data.counts;
      } catch (e) {
        console.log(e);
      }
    },

    // 一页多少条
    handleSizeChange(newSize) {
      this.queryList.pagesize = newSize;
      this.getArticleList();
    },

    // 多少页
    handleCurrentChange(newPage) {
      this.queryList.page = newPage;
      this.getArticleList();
    },
  },
};
</script>

<style lang="less" scoped>
.container {
  .el-button + .el-button {
    margin-left: 5px;
  }
  margin: 10px;
  .ql-align-center {
    img {
      width: 700px;
    }
  }

  .preview-box {
    .preview-title {
      font-size: 25px;
      font-weight: 700;
      margin-bottom: 10px;
    }
    .preview-nav {
      span {
        margin-right: 10px;
      }
    }
    .preview-content {
      margin-top: 10px;
      padding: 10px;
      background-color: #f5f5f5;
      border-top: 1px dashed #ccc;
    }
  }

  .elform {
    width: 100%;
  }

  .el-form-item__content {
    margin-left: 10px;
  }

  .video {
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    overflow: hidden;
    z-index: 9999;
    .video-ico {
      width: 50px;
      height: 50px;
      position: absolute;
      top: 30px;
      left: 50%;
      transform: translate(-50%, 0);
      background: rgba(0, 0, 0, 0.4);
      box-shadow: 0 0 5px rgba(0, 0, 0, 0.4);
      border-radius: 50%;
      text-align: center;
      line-height: 50px;
      color: #fff;
      font-size: 20px;
    }
    .video-box {
      width: 800px;
      height: 600px;
      position: absolute;
      left: 50%;
      top: 50%;
      transform: translate(-50%, -50%);
      video {
        width: 100%;
        height: 100%;
      }
    }
  }

  .left-fot {
    margin-left: 9px;
  }
  .el-row {
    margin-top: 10px;
  }
  .colInput {
    height: 35px;
  }
  .colright {
    float: right;
    height: 35px;
    margin-left: 10px;
  }
  .el-breadcrumb {
    padding-bottom: 20px;
    border-bottom: 1px solid #ccc;
  }

  .el-form-item {
    display: inline-block;
  }
  .el-table {
    margin-top: 10px;
  }
  .el-pagination {
    float: right;
    margin-top: 20px;
  }
  .elform {
    width: 100%;
  }

  .el-form-item__content {
    margin-left: 10px;
  }
  .fa-film:before {
    color: #0245a8;
  }
  /deep/.ql-container.ql-snow{
    height: 300px;
  }
}
</style>
